Spelling
Added additional VideoInfo format codes
Merge pull request #84 from georgemarshall/master

Added additional VideoInfo format codes
added support for wpa81

Newtonsoft.Json below v6 does not support WPA81.
Merge pull request #91 from ghuntley/patch-1

added support for wpa81
Added caching to the decipher
Merge branch 'master' into ios
Fixed encrypted download urls